Viessmann Vitocrossal 100 Operating Instructions Manual
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Viessmann Vitocrossal 100 Operating Instructions Manual

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VIESMANN
Operating instructions
for the system user
Vitocrossal 100, type CI1 with Vitotronic 100 control unit, type GC7B for constant
temperature operation
VITOCROSSAL 100
Please keep safe.
5792 952 GB
2/2017

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  • Page 1 VIESMANN Operating instructions for the system user Vitocrossal 100, type CI1 with Vitotronic 100 control unit, type GC7B for constant temperature operation VITOCROSSAL 100 Please keep safe. 5792 952 GB 2/2017...
  • Page 2 Safety instructions For your safety Please follow these safety instructions closely to prevent accidents and material losses. Safety instructions explained Danger Note This symbol warns against the risk of injury. Details identified by the word "Note" contain additional information. Please note This symbol warns against the risk of material losses and environmental pollution.
  • Page 3 Safety instructions For your safety (cont.) If you smell gas Danger Escaping gas can lead to explosions which may result in serious injury. ■ Never smoke. Prevent naked flames and sparks. Never switch lights or electrical appli- ances on or off. Close the gas shut-off valve.
  • Page 4 Safety instructions For your safety (cont.) Installation room requirements Danger Please note Sealed vents result in a lack of combustion air. Incorrect ambient conditions can lead to heating This leads to incomplete combustion and the system damage and can put safe operation at formation of life threatening carbon monoxide.

  • Page 5: Table Of Contents

    Index Index 1. Introductory information Intended use ..................Commissioning ..................Your system is preset at the factory ............Terminology ................... Tips on saving energy ................2. Operation Controls ....................How to use the controls ................. Symbols ....................3. Start-up/shutdown Switching on the heating system ............10 Shutting down the heating system ............

  • Page 6: Intended Use

    Introductory information Intended use The appliance is intended solely for installation and Any usage beyond this must be approved by the man- operation in sealed unvented heating systems that ufacturer in each individual case. comply with EN 12828, with due attention paid to the associated installation, service and operating instruc- Incorrect usage or operation of the appliance (e.g.

  • Page 7: Tips On Saving Energy

    Introductory information Tips on saving energy Use the adjustment options on the control unit and the room temperature control unit: Do not overheat your rooms; you can save up to 6 % ■ on your heating bills for every degree you reduce your room temperature.

  • Page 8: Controls

    Operation Controls You can change the settings for your heating system Room temperature controller operating instruc- centrally at the programming unit. tions If you have a room temperature control unit installed in your rooms, you can also change the settings on the room temperature control unit.
  • Page 9 Operation Symbols (cont.) Central heating Boiler circuit pump running Cylinder loading pump running In conjunction with a solar thermal system: Solar circuit pump running Burner running Standard factory setting...

  • Page 10: Switching On The Heating System

    Start-up/shutdown Switching on the heating system °C Fig. 3 Fault indicator (red) Reset button ON indicator (green) ON/OFF switch 1. Check the heating system pressure at the 3. Open the gas shut-off valve. pressure gauge. The system pressure is too low if the indicator points to the area below the red field.

  • Page 11: Without Frost Protection Monitoring (Shutdown)

    Start-up/shutdown Shutting down the heating system (cont.) Press the following keys: until " " flashes; the rooms and DHW are heated. for settings; " " flashes. until " " flashes: DHW is heated but there is 2. OK to confirm; " "...

  • Page 12: Required Settings For Central Heating

    Central heating Required settings for central heating If you require central heating, check the following ■ Have you set the correct operating program? points: For settings, see page 12 Have you set the required room temperature? ■ Room temperature controller operating Room temperature controller operating instructions instructions...

  • Page 13: Required Settings (Dhw Heating)

    DHW heating Required settings (DHW heating) If you want DHW heating, check the following points: ■ Have you set the correct operating program? ■ Have you set the required DHW temperature? For settings, see page 13. For settings, see the next chapter. Setting the DHW temperature Factory setting: 50 °C 3.

  • Page 14: Setting The Temperature Unit (°C/°F)

    Further adjustments Setting the temperature unit (°C/°F) Factory setting: °C 3. OK to confirm; " " flashes. Press the following keys: 4. / for required temperature unit ("°C" or "°F"). for settings; " " flashes. 5. OK to confirm; the new temperature unit is saved. for "...

  • Page 15: Scanning Information And Resetting Values

    Displayed only if two cylinder temperature sensors are connected. °C DHW temperature, bottom °C Collector temperature Displayed only if a Viessmann solar control module is installed. °C DHW temperature with solar oper- Displayed only if a solar thermal system is □...

  • Page 16: Scanning Service Messages

    Shown on display Meaning Notes 0 0 1 4 2 5 Pump starts, solar circuit pump Displayed only if a Viessmann solar control module is installed. Pump starts can be reset to "0" with " ". 0 0 0 5 0 6...

  • Page 17: Scanning Fault Messages

    Calling up information Scanning fault messages If any faults have occurred in your heating system, symbol " " flashes on the display and the fault code is shown. The red fault indicator also flashes (see page 10). Example: Fault code shown: "50" ã...

  • Page 18: Special Considerations For Multi Boiler Systems

    Multi boiler systems Special considerations for multi boiler systems In systems with several boilers (multi boiler systems), each boiler is equipped with its own control unit. These control units are regulated by a higher control unit. Make the required settings (e.g. room temperature) at the higher control unit.

  • Page 19: Starting Emissions Test Mode

    Emissions test mode Starting emissions test mode Switching on emissions test mode Emissions test mode should only be activated by your 3. OK to confirm; "ON" flashes. flue gas inspector during the annual inspection. 4. OK to start the burner for checking; "ON" will be Press the following keys: displayed constantly.

  • Page 20: Rooms Are Too Cold

    What to do if... Rooms are too cold Cause Remedy The heating system is switched off. ■ Turn on the ON/OFF switch " " (see page 10). Switch ON the mains isolator if installed (outside the ■ boiler room). Set the MCB in the power distribution board (main do- ■...

  • Page 21: The Dhw Is Too Hot

    What to do if... There is no hot water (cont.) Cause Remedy No fuel. For operation with LPG: Check the fuel reserves and re-order if required. For operation with natural gas: Open the gas shut-off valve. If necessary, check with your gas supply utility.
  • Page 22 Maintenance Maintenance Cleaning All equipment can be cleaned with a commercially You can clean the front of the programming unit with a available domestic cleaning agent (non-scouring). microfibre cloth. Inspection and maintenance The inspection and maintenance of a heating system Potable water filter (if installed) is prescribed by the Energy Saving Ordinance [EnEV - Germany] and the DIN 4755, DVGW-TRGI 2008 and...
  • Page 23 Terminology Constant temperature mode Room sealed operation In constant temperature mode, the heating water is The combustion air is drawn from outside the building. constantly heated to the selected boiler water tempera- ture. Safety valve Operating program Safety equipment that must be installed in the cold water pipe by your heating contractor.
  • Page 24 Keyword index Keyword index Heating operation Additional settings............8 – Constant temperature..........23 Heating system – Shutting down............10 Boiler circuit pump............23 – Starting..............10 Boiler number.............18 Hot rooms..............20 Boiler water temperature..........23 Hot water..............21 Burner..............8, 9 How to use the controls..........8 Central heating............8, 9 Information..............
  • Page 25 Keyword index Keyword index (cont.) Room temperature Starting – Setting..............12 – Frost protection monitoring........10 – With room temperature control unit......12 – Standby mode........... 10, 12 Room temperature control unit........8 – Summer mode............12 Starting the appliance..........10 Summer mode............12, 23 Safety valve..............23 Switching off Saving energy..............
  • Page 28 Your contact Contact your local contractor if you have any questions regarding the maintenance and repair of your system. You may, for example, find local contractors on the internet under www.viessmann.com. Viessmann Werke GmbH & Co. KG Viessmann Limited D-35107 Allendorf...

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Ci1

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